Core i7-9800X

Details and Benchmarks for Intel Core i7-9800X

Sysbuilds Alpha Stage!

Please take all results with a big grain of salt. Sysbuilds is in alpha stage at the moment which can lead to wrong data, strange counting errors, silly results and more. This site is under active development.

Benchmark Results

Combined benchmark scores based on multiple data points, giving a quick overview of this processor's performance.

Overall Score

Overall score for Core i7-9800X based on all benchmark results gathered. Look at this like a meta score, you will find more specific workload ratings below.

5,705 Rank: 360
Rank Name Score Visual
356 Xeon E-2144G 5,712
+0.1%
357 Xeon E-2286M 5,710
+0.1%
358 Ryzen 7 PRO 7730U 5,708
+0.1%
359 Xeon W-3225 5,707
+0%
360 Core i7-9800X 5,705
361 Xeon E-2186M 5,702
-0.1%
362 Ryzen 5 3600X 5,701
-0.1%
363 Core i3-7350K 5,700
-0.1%
364 Core i7-10700 5,700
-0.1%
365 Core i7-6700K 5,698
-0.1%

View full ranking →

Multicore Score

Multicore performance score for Core i7-9800X based on multi-threaded benchmark results.

5,617 Rank: 348
Rank Name Score Visual
344 Xeon Gold 6126 5,621
+0.1%
345 Xeon W-1350 5,621
+0.1%
346 Xeon w3-2425 5,619
+0%
347 Ryzen Z1 5,618
+0%
348 Core i7-9800X 5,617
349 Ryzen 7 7735U 5,616
+-0%
350 Xeon Gold 6132 5,614
-0.1%
351 Core i7-7820X 5,610
-0.1%
352 Ryzen 7 2700X 5,605
-0.2%
353 Xeon Gold 5120T 5,602
-0.3%

View full ranking →

Singlecore Score

Single-core performance score for Core i7-9800X based on single-threaded benchmark results.

5,764 Rank: 382
Rank Name Score Visual
378 Core i7-5850HQ 5,768
+0.1%
379 Ryzen 3 5400U 5,767
+0.1%
380 Ryzen 9 4900HS 5,766
+0%
381 Core i5-7600 5,765
+0%
382 Core i7-9800X 5,764
383 Xeon E3-1280 v5 5,760
-0.1%
384 Core i5-1145G7E 5,760
-0.1%
385 Ryzen Threadripper 1950X 5,759
-0.1%
386 Core i7-7800X 5,757
-0.1%
387 Ryzen 7 1800X 5,757
-0.1%

View full ranking →

Workload Scores

Performance scores grouped by workload type, normalized and aggregated from multiple raw benchmark results.

Number Crunching

Aggregated score for Core i7-9800X based on integer math, floating point math, and prime number computation benchmarks.

5,060 Rank: 342
Rank Name Score Visual
338 Ryzen 7 PRO 7730U 5,065
+0.1%
339 Xeon W-3225 5,064
+0.1%
340 Ryzen 7 5800U 5,063
+0.1%
341 Ryzen 5 5600G 5,062
+0%
342 Core i7-9800X 5,060
343 Xeon Gold 5118 5,060
+0%
344 Ryzen 5 3600 5,059
+-0%
345 Ryzen 7 5825U 5,059
+-0%
346 Core Ultra 7 165U 5,057
-0.1%
347 Xeon W-1350P 5,056
-0.1%

View full ranking →

Data Processing

Aggregated score for Core i7-9800X based on data encryption, data compression, and string sorting benchmarks.

5,117 Rank: 362
Rank Name Score Visual
358 Xeon W-3225 5,122
+0.1%
359 EPYC 7251 5,120
+0.1%
360 Ryzen 7 5800U 5,120
+0.1%
361 Ryzen 7 5825U 5,119
+0%
362 Core i7-9800X 5,117
363 Ryzen 7 2700E 5,117
+0%
364 Ryzen 7 7730U 5,114
-0.1%
365 Xeon Gold 6144 5,109
-0.2%
366 Xeon E-2378 5,109
-0.2%
367 Xeon E-2278G 5,106
-0.2%

View full ranking →

Physics & Compute

Aggregated score for Core i7-9800X based on physics simulation and extended instruction set (SSE/AVX) benchmarks.

5,268 Rank: 250
Rank Name Score Visual
246 Core Ultra 7 268V 5,275
+0.1%
247 Xeon W-2150B 5,274
+0.1%
248 Xeon Silver 4216 5,274
+0.1%
249 Core i7-12700H 5,273
+0.1%
250 Core i7-9800X 5,268
251 Core i9-10850K 5,268
+0%
252 Core Ultra 7 256V 5,265
-0.1%
253 Xeon E5-2696 v3 5,262
-0.1%
254 Core i9-11900K 5,258
-0.2%
255 Xeon Gold 6144 5,256
-0.2%

View full ranking →

Core i7-9800X Details

Ranking #360 of 2060 in overall performance, the Intel Core i7-9800X remains a notable processor from the late 2010s, offering strong multi-threaded performance for its time. Released in October 2018, this 8-core, 16-thread CPU sits in the desktop segment and is built on Intel’s Skylake-X Refresh microarchitecture using a 14 nm process. While it's now considered an older design by modern standards, its performance still holds up in certain professional and enthusiast workloads.

The Core i7-9800X operates at a base frequency of 3.8 GHz and can boost up to 4.4 GHz on a single core, with all cores reaching up to 4.4 GHz under load. This is supported by a 16.5 MiB L3 cache and 8 MiB of L2 cache, complemented by 0.25 MiB each of L1 instruction and data caches. It is designed for the FCLGA-2066 socket and requires a high-end platform, including the X299 chipset and a robust cooling solution due to its 165 W TDP.

Memory support includes quad-channel DDR4-3200 with a maximum capacity of 131 GB and bandwidth reaching up to 79.47 GiB/s. The processor also supports up to 44 PCIe 3.0 lanes directly from the CPU, enabling high-bandwidth connectivity for multiple GPUs and storage devices. Despite its advanced capabilities, the Core i7-9800X lacks integrated graphics, requiring a discrete GPU for display output.

In benchmark testing, the i7-9800X achieves a Singlecore Score of 5764, placing it #382 in the single-core rankings, and a Multicore Score of 5617, ranking #348. Its overall score of 5705 reflects a balance between high clock speeds and strong multi-threading performance. While it trails behind modern offerings like the Ryzen 9 9950X and Core Ultra 9 285K, it competes closely with older high-end CPUs such as the Core i7-7820X and Ryzen 7 2700X.

The processor supports a wide range of modern features, including Intel’s Turbo Boost Max Technology 3.0, Intel VT-x and VT-d virtualization, and full AVX-512 instruction set support with two execution units. It also includes advanced encryption, bit manipulation, and vector processing instructions, making it suitable for scientific computing, content creation, and virtualization.

As of March 2026, the Core i7-9800X is best suited for users maintaining legacy systems or upgrading older workstations where its high core count and PCIe bandwidth provide a meaningful performance uplift. While not competitive with today’s flagship processors, it remains a capable option for users who prioritize raw multi-threaded performance and are willing to manage its high power and thermal demands.
Frequently Compared

AMD Ryzen 3 PRO 2200GE 2 views

AMD Ryzen Threadripper 3970X 2 views

AMD Ryzen 9 PRO 3900 2 views

AMD Ryzen 5 PRO 3500U 2 views

Intel Core i3-9300 1 view

Intel Xeon Gold 6138 1 view

Intel Xeon E5-2630 v4 1 view

Intel Xeon X5690 1 view

Intel Pentium 2020M 1 view

AMD Phenom II P940 1 view

Intel Core i7-9800X

Main Specifications

Designer: Intel
Name: Core i7-9800X
Family: Core
Series: i7-9000
Model Number: i7-9800X
Cores: 8
Threads: 16
Base Frequency: 3800 MHz
Turbo Frequency (1 core): 4400 MHz
Turbo Frequency (2 cores): 4400 MHz
Clock Multiplier: 38x (unlocked)
Microarchitecture: Skylake
Core Name: Skylake X Refresh
Core Family: 6
Socket: Socket
Package: FCLGA-2066
Chipset: Lewisburg
Target Segment: Desktop
Max CPUs: 1
TDP: 165 W
Release Price: $589.00

Cache Specifications

L1 Cache: 512 KiB
L1 Instruction Cache: 256 KiB (8-way set associative)
L1 Data Cache: 256 KiB (8-way set associative)
L2 Cache: 8 MiB (16-way set associative)
L3 Cache: 16.5 MiB (11-way set associative)

Memory Specifications

Supported Memory Type: DDR4-3200
Memory Channels: 4
Maximum Memory: 128 GB
Maximum Bandwidth: 79.47 GB/s
ECC Support: No

PCI-Express Specifications

PCIe Revision: 3.0
PCIe Lanes: 44
PCIe Configuration: x16, x8, x4

Physical Specifications

Process: 14 nm
Manufacturer: Intel
Technology: CMOS
Word Size: 64-bit
ISA: x86-64 (x86)

CPU Features

MMX EMMX SSE SSE2 SSE3 SSSE3 SSE4.1 SSE4.2 AVX AVX2 ABM BMI1 BMI2 FMA3 AES RdRand ADX CLMUL F16C x86-16 x86-32 x86-64 Real Protected SMM FPU NX HT TBT 2.0 EIST SST TXT vPro VT-x VT-d EPT AVX-512 AVX512F AVX512CD AVX512BW AVX512DQ AVX512VL TSX VMD NM KPT PTT MBE Ctrl DL Boost AVX512_VNNI Run Sure AVX-512 TBMT 3.0
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